Inventor
KUWAHARA YOSHIAKI
JP16 patents
⚠️ This page may combine multiple inventors who share the name “KUWAHARA YOSHIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
14 patentsUS5835938ANov 10, 1998
Read/write control for grouped disk storage including parallel access
HITACHI LTD39 citations96
US7861034B2Dec 28, 2010
Load distribution of multiple disks
HITACHI LTD33 citations92
US6728832B2Apr 27, 2004
Distribution of I/O requests across multiple disk units
HITACHI LTD19 citations92
US6108750AAug 22, 2000
Simultaneous read/write control of data storage disk units
HITACHI LTD20 citations92
US5694576ADec 2, 1997
Cache control by adding record identification information to partial write request
HITACHI LTD21 citations92
US5680574AOct 21, 1997
Data distribution utilizing a master disk unit for fetching and for writing to remaining disk units
HITACHI LTD28 citations92
US5497472AMar 5, 1996
Cache control method and apparatus for storing data in a cache memory and for indicating completion of a write request irrespective of whether a record to be accessed exists in an external storage unit
HITACHI LTD26 citations92
US5404487AApr 4, 1995
Disc access control method for cache-embedded disc control apparatus with function-degradation capability of data transmission path
HITACHI LTD47 citations92
US5257352AOct 26, 1993
Input/output control method and system
HITACHI LTD52 citations92
US7254674B2Aug 7, 2007
Distribution of I/O requests across multiple disk units
HITACHI LTD7 citations74
US6938125B2Aug 30, 2005
Storage system with data prefetch function
HITACHI LTD4 citations74
US6631443B1Oct 7, 2003
Disk storage system having capability for performing parallel read operation
HITACHI LTD8 citations74
US6085286AJul 4, 2000
Cache control method and apparatus
HITACHI LTD6 citations74
US7082496B2Jul 25, 2006
Cache control method and apparatus
HITACHI LTD0 citations52